package org.ysling.litemall.admin.web;
// Copyright (c) [ysling] [927069313@qq.com]
// [litemall-plus] is licensed under Mulan PSL v2.
// You can use this software according to the terms and conditions of the Mulan PSL v2.
// You may obtain a copy of Mulan PSL v2 at:
//             http://license.coscl.org.cn/MulanPSL2
// THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
// EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
// MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
// See the Mulan PSL v2 for more details.
import lombok.extern.slf4j.Slf4j;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.ysling.litemall.admin.annotation.RequiresPermissionsDesc;
import org.ysling.litemall.core.service.GoodsCoreService;
import org.ysling.litemall.core.utils.response.ResponseUtil;
import org.ysling.litemall.core.validator.Order;
import org.ysling.litemall.core.validator.Sort;
import org.ysling.litemall.db.domain.LitemallBrand;
import org.ysling.litemall.db.domain.LitemallGoods;
import org.ysling.litemall.db.service.LitemallBrandService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import org.ysling.litemall.db.service.LitemallGoodsService;

import javax.validation.constraints.NotNull;
import java.math.BigDecimal;
import java.util.List;
import java.util.Objects;

@Slf4j
@RestController
@RequestMapping("/admin/brand")
@Validated
public class AdminBrandController {

    @Autowired
    private LitemallBrandService brandService;
    @Autowired
    private LitemallGoodsService goodsService;
    @Autowired
    private GoodsCoreService goodsCoreService;

    @RequiresPermissions("admin:brand:list")
    @RequiresPermissionsDesc(menu = {"商场管理", "品牌管理"}, button = "查询")
    @GetMapping("/list")
    public Object list(String id, String name,
                       @RequestParam(defaultValue = "1") Integer page,
                       @RequestParam(defaultValue = "10") Integer limit,
                       @Sort @RequestParam(defaultValue = "add_time") String sort,
                       @Order @RequestParam(defaultValue = "desc") String order) {
        List<LitemallBrand> brandList = brandService.querySelective(id, name, page, limit, sort, order);
        return ResponseUtil.okList(brandList);
    }

    private Object validate(LitemallBrand brand) {
        String name = brand.getName();
        if (Objects.isNull(name)) {
            return ResponseUtil.badArgument();
        }

        String desc = brand.getDesc();
        if (Objects.isNull(desc)) {
            return ResponseUtil.badArgument();
        }

        String picUrl = brand.getPicUrl();
        if (Objects.isNull(picUrl)){
            return ResponseUtil.badArgument();
        }

        BigDecimal price = brand.getFloorPrice();
        if (Objects.isNull(price)) {
            return ResponseUtil.badArgument();
        }
        return null;
    }

    @RequiresPermissions("admin:brand:create")
    @RequiresPermissionsDesc(menu = {"商场管理", "品牌管理"}, button = "添加")
    @PostMapping("/create")
    public Object create(@RequestBody LitemallBrand brand) {
        Object error = validate(brand);
        if (error != null) {
            return error;
        }
        brand.setUserId(0);
        brandService.add(brand);
        return ResponseUtil.ok(brand);
    }

    @RequiresPermissions("admin:brand:read")
    @RequiresPermissionsDesc(menu = {"商场管理", "品牌管理"}, button = "详情")
    @GetMapping("/read")
    public Object read(@NotNull Integer id) {
        LitemallBrand brand = brandService.findById(id);
        return ResponseUtil.ok(brand);
    }

    @RequiresPermissions("admin:brand:update")
    @RequiresPermissionsDesc(menu = {"商场管理", "品牌管理"}, button = "编辑")
    @PostMapping("/update")
    public Object update(@RequestBody LitemallBrand brand) {
        Object error = validate(brand);
        if (error != null) {
            return error;
        }
        //禁用店铺删除所有商品
        if (!brand.getStatus().equals((byte) 0)){
            List<LitemallGoods> goodsList = goodsService.queryByBrand(brand.getId());
            for (LitemallGoods goods :goodsList) {
                goodsCoreService.goodsDelete(goods);
            }
        }
        if (brandService.updateVersionSelective(brand) == 0) {
            throw new RuntimeException("店铺更新失败");
        }
        return ResponseUtil.ok(brand);
    }

    @RequiresPermissions("admin:brand:delete")
    @RequiresPermissionsDesc(menu = {"商场管理", "品牌管理"}, button = "删除")
    @PostMapping("/delete")
    public Object delete(@RequestBody LitemallBrand brand) {
        Integer id = brand.getId();
        if (id == null) {
            return ResponseUtil.badArgument();
        }
        brandService.deleteById(id);
        return ResponseUtil.ok();
    }

}
